One Map, Singapore vs PostalCodes
Same instrument, two spec sheets — measured, not claimed.
One Map, Singapore vs PostalCodes: common questions
Which is more reliable, One Map, Singapore or PostalCodes?
On our scheduled checks, PostalCodes leads on measured uptime — One Map, Singapore at —% versus PostalCodes at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Do One Map, Singapore and PostalCodes need an API key?
PostalCodes needs no key, while One Map, Singapore requires a free API key. If you want to start calling without signup, reach for PostalCodes first.
Can I call One Map, Singapore and PostalCodes from the browser?
Only One Map, Singapore is browser-friendly — it returns CORS headers over HTTPS. PostalCodes needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are One Map, Singapore and PostalCodes free for commercial use?
One Map, Singapore has unclear commercial terms, and PostalCodes has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.